<template>
  <div class="todo-header">
    <input
      type="text"
      placeholder="请输入你的任务名称，按回车键确认"
      v-model.trim="todoTitle"
      @keyup.enter="addTodo"
    />
  </div>
</template>
<script setup lang="ts">
import { ref } from 'vue';

//声明接收
const emit = defineEmits('addTodo');
const todoTitle = ref('');
//添加todo
const addTodo = () => {
  if (!todoTitle.value) return;

  emit('addTodo', todoTitle.value);
  todoTitle.value = '';
};
</script>
<style scoped>
/*header*/
.todo-header input {
  width: 560px;
  height: 28px;
  font-size: 14px;
  border: 1px solid #ccc;
  border-radius: 4px;
  padding: 4px 7px;
}

.todo-header input:focus {
  outline: none;
  border-color: rgba(82, 168, 236, 0.8);
  box-shadow: inset 0 1px 1px rgba(0, 0, 0, 0.075),
    0 0 8px rgba(82, 168, 236, 0.6);
}
</style>
